Ключевые слова: aquatic, biodiversity, deep sea, ecosystem, fish, fish behavior, fish species, large group, marine biology, marine conservation, marine ecosystem, marine environment, marine habitat, marine life, marine wildlife, ocean, oceanic, oceanic community, oceanic creatures, oceanic habitat, open water, pelagic, school, schooling behavior, schooling fish, sea creatures, sea life, shoal, swimming, swimming patterns, underwater, underwater exploration, underwater footage, underwater scene, underwater world, wild fish,